Microsoft's share price spiked after a US hedge fund took a $2bn stake in Microsoft, and called for Redmond to make Office available outside of Windows.
According to reports, Jeffry W Ubben, founder of ValueAct Capital Management, announced the stake yesterday, saying Microsoft's enterprise business was undervalued.
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While declining PC sales may pose a threat to Microsoft's desktop Windows business, Ubben sees potential in Microsoft's Azure cloud services, currently trailing market leader AWS, and its server and database platforms for the enterprise.